Haskell is an actively used programming language created in 1990. Haskell is a standardized, general-purpose purely functional programming language, with non-strict semantics and strong static typing. It is named after logician Haskell Curry. The latest standard of Haskell is Haskell 2010. Read more on Wikipedia...

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Example code from the Hello World Collection:

-- Hello World in Haskell
 
main = putStrLn "Hello World"

Example code from Linguist:

import Data.Char

main :: IO ()
main = do
	let hello = "hello world"
	putStrLn $ map toUpper hello

Example code from Wikipedia:

$ ghci
Prelude> import Data.Int
Prelude Data.Int> fromIntegral (32767 :: Int16) :: Int8
-1
Prelude Data.Int> fromInteger (2^64 :: Integer) :: Int32
0

Last updated July 8th, 2019